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  1. bigghassan

    CEION probe

    Thanks for reply, Is it a practical to clean the probe and return it back to the system? , if not what is the optimum way to eliminate the negative readings.
  2. bigghassan

    CEION probe

    Hi all Does anybody have an idea why the CEION flush probe is showing negative metal loss?
  3. bigghassan

    Galvanic Anodes - cost?

    where is your location ?
  4. bigghassan

    Diluted Sulfuric acid

    Corrosion is two electrochemical reactions (anodic and Cathodic) on metal surface when immersed in common electrolytes (water, soil, solution, acid … etc.). Due to many reasons one portion of metal surface will transfer electrons during the metal body to another. The first portion will be anode...
  5. bigghassan

    Zinc Vs.Aluminum

    You are correct in this case the zinc has more electronegative potential than the Aluminum. I'M SORRY FOR MY MISTAKE An
  6. bigghassan

    CP Transformer rectifier output frequency

    Dear All, Electrical spark at loss connection between negative terminal and structure shell during the first time operating impressed current CP system is one of most risky situation. Therefore safety precaution must be obeyed, also it's highly recommended to disconnect CP system during...
  7. bigghassan

    Zinc Vs.Aluminum

    In any contact between zinc and aluminum if the aluminum is small relatively to Zinc and in presence of common electrolyte (water or soil) Aluminum will start to corrode. In your condition apparently Aluminum are larger than zinc-plated area there so applying same coat to both side will help.
  8. bigghassan

    CP Transformer rectifier output frequency

    Dear All, As the output frequency of the TR is a first indication of the rectification, single phase TR shows 100 Hz for full wave rectification. I'd like to ask if any body have an idea about output frequency of three phases TR. AN
  9. bigghassan

    Internal corrosion bench marks

    I’ve got different references related to internal corrosion of pipeline which confused me, is anybody would help me to find proper internal corrosion bench marks including the following: Co2 corrosive partial pressure and concentration H2S corrosive partial pressure and concentration Chloride...
  10. bigghassan

    oxygen pitting

    what is the most loaction of the boiler that supjected to the pitting.
  11. bigghassan

    Grounding circuit and Cp performance

    Dose any body have idea about the effects of grounding rod (copper) on Cp system for storage tank, and if the negative cable of the tank shell returns a desired amount of the current why the potential of the tank doesn’t drop to the protection level
  12. bigghassan

    Cathodic Protection Course Manual

    hi all , I'm planing to apply for CP2 exam soon so dose any one could offer me the course manual or sample test. Marko
  13. bigghassan

    Transformer rectifier

    I'd like to ask what is the reason of self-changing the transformer rectifier output (current). My system was working on 35 Amperes and after one month it's self change to 60 amperes. Anybody have suggestion ?
  14. bigghassan

    IR-free

    Hello Is anyone know what the IR-FREE meaning ?
  15. bigghassan

    what i can do ?

    Dear VPL First I have great honor for your reply and thanks a lot for your advice. Second I’d like to ask you about the best branch of nuclear knowledge that you prefer for examples (hydraulics, neurotics, radiation applications, nuclear materials...etc) then I will be so happy when you are...
  16. bigghassan

    what i can do ?

    Hello I'm a nuclear engineer I had graduated from three month ago and I have not got career yet and I’m preparing to start studying master in my field. Actually I don’t know what I will do and which branch I must study, I feel my knowledge it’s enough to make me able to work in nuclear field...

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